feat: create CasperJsonRpc class

packages/api/src/CasperJsonRpc/CasperJsonRpc.ts

@@ -0,0 +1,25 @@
+import { BaseJsonRpc, JsonRpcOptions, ReturnType } from '../BaseJsonRpc';
+import { SafeEventEmitterProvider } from '../ProviderTransport';
+import {
+  GetPeersParams,
+  InfoGetPeersReturnTypeMap,
+  infoGetPeers
+} from './informational';
+
+export class CasperJsonRpc<
+  T extends ReturnType = ReturnType.Parsed
+> extends BaseJsonRpc<T> {
+  constructor(
+    provider: string | SafeEventEmitterProvider,
+    options?: JsonRpcOptions<T>
+  ) {
+    super(provider, options);
+  }
+
+  async infoGetPeers(
+    params: GetPeersParams = [],
+    options?: JsonRpcOptions<T>
+  ): Promise<InfoGetPeersReturnTypeMap[T]> {
+    return infoGetPeers(this, params, options);
+  }
+}